What to Eat and Drink Following a Gastric Bypass Operation?

What to Eat and Drink Following a Gastric Bypass Operation

Following bariatric surgery, it is very important to follow the specified dietary guidelines. You can get assistance from this article, developed by a dietitian for bariatric patients. A Roux-en-Y gastric bypass diet aids those recuperating from sleeve gastrectomy and gastric bypass surgery in their efforts to heal and alter their eating patterns. The post-surgery diet will be covered in detail during your consultation with your doctor or a registered dietitian, including the types of foods and serving amounts you can consume at each meal.

You can shed pounds safely by sticking to your gastric bypass diet. Following gastric bypass surgery, the diet specifies what and how much you can eat.

  • Protein

Eat foods high in protein to maintain muscle tissue. Foods high in protein include eggs, meats, fish, poultry, soy milk, tofu, cottage cheese, yoghurt, and other dairy products. Your minimum protein intake of 65 to 75 grams should be your target. Don’t be concerned if you cannot accomplish this aim during the first few months after surgery.

  • Multivitamins

Buy a high-potency chewable multivitamin and mineral supplement and take it every day. 400 mcg of folic acid, 18 mg of iron, selenium, copper, and zinc are all minimum requirements. This formula is found in Centrum Adult chewable multivitamins products and Trader Joe’s.

After your procedure, take two tablets per day for at least three months before switching to one tablet per day for the rest of your life.

  • B12 Vitamin Augmentation

daily intake of 500 mcg of vitamin B. You can take it as a tablet or sublingually, beneath your tongue.

Diet Progress After Weight Loss Surgery

You will start your postoperative diet with clear liquids. When you leave the center and resume your normal diet, you could gradually start incorporating thicker liquids.

After two weeks from surgery, you can start eating blended and puréed foods. Use liquid supplement drinks or powders that are high in protein (more than 20 grammes), low in calories (less than 200 calories), or both to satisfy your protein needs at this time.

It’s crucial to understand that your stomach will be pretty small after surgery—less than 1/4 cup or around the size of an egg. The outlet for food from your stomach is also very small.

This is why it’s important to wait 10 minutes between meals and to consume any new meal in modest portions—two to three nibbles or sips at a time. As a result, you will have more insight into your tolerance and limit. Compared to soft meals, liquids leave your stomach more quickly.

As per an expert dietitian for bariatric patients, you can feel sick or hurt if you consume too much or too quickly. Steer clear of thick, heavy liquids like ice cream, gravies, and sauces.

Long-Term Dietary Recommendations

In time, you’ll be able to increase the variety and regularity of your diet. Red meat, chicken, bread, and high-fibre fruits and vegetables are a few of the items that some people may still have trouble digesting. Maintain a daily calorie log and place an emphasis on low-fat, low-sugar, and low-calorie foods.

By the diet plan of 900 to 1,000 calories outlined above, try to achieve your serving objectives for each food group. Drink at least 2 litres of water or other non-caloric liquids daily to stay hydrated unless a medical condition makes this contraindicated.


Dr Abdulsalam Al Taie has advanced training in endoscopy, laparoscopy, and bariatric surgery. He is a highly qualified consultant general and bariatric surgeon at Al Taie Center. For patients suffering from obesity, Dr Abdulsalam Al Taie provides the whole spectrum of weight loss surgery treatments. Gastric band, balloon, bypass, and sleeve surgery all fall under this category.

Aside from that, he offers complicated revisional bariatric procedures, including sleeve gastrectomy and gastric band to bypass conversion at Al Taie Center. Through bariatric weight reduction surgery, he has assisted over 500 patients in losing weight.

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